0.4(x+40)+2.0x=25

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Solution for 0.4(x+40)+2.0x=25 equation: 


Simplifying
0.4(x + 40) + 2.0x = 25

Reorder the terms:
0.4(40 + x) + 2.0x = 25
(40 * 0.4 + x * 0.4) + 2.0x = 25
(16 + 0.4x) + 2.0x = 25

Combine like terms: 0.4x + 2.0x = 2.4x
16 + 2.4x = 25

Solving
16 + 2.4x = 25

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-16' to each side of the equation.
16 + -16 + 2.4x = 25 + -16

Combine like terms: 16 + -16 = 0
0 + 2.4x = 25 + -16
2.4x = 25 + -16

Combine like terms: 25 + -16 = 9
2.4x = 9

Divide each side by '2.4'.
x = 3.75

Simplifying
x = 3.75

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